The Unitree A1 is a cutting-edge, agile quadruped robot designed for research, education, and advanced robotics applications. It combines compact design, powerful computing, and high-performance motors to deliver stable, responsive, and versatile locomotion across various terrains.
Mechanical Specifications:
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Dimensions (Standing): 500×300×400 mm
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Weight (With Battery): 12 kg
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Payload Capacity: Up to 3–5 kg
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Material: Aerospace-grade aluminum alloy + engineering plastic
Motion & Performance:
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Max Walking Speed: Up to 3.3 m/s (≈11.88 km/h)
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DOF (Degrees of Freedom): 12 (3 per leg)
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Leg Motion Range:
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Hip: ±39°
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Thigh: +90° to –55°
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Calf: +130° to –75°
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Power System:
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Battery: 3S 5000 mAh (18650 lithium-ion)
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Runtime: 1–2.5 hours (depending on usage)
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Charger: 16.8 V with intelligent charging support
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Charging Time: Approx. 2 hours
Computing & Sensors:
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Processor Options:
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NVIDIA Jetson NX / Orin Nano / Orin NX
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Open-source SDK: Supports Python, C++, ROS1/ROS2
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IMU Sensor: 9-axis IMU with high-precision posture feedback
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Cameras (optional):
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Depth camera
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Wide-angle RGB camera
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RealSense D435i or LIDAR
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Communication & Control:
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Wi-Fi + Bluetooth Support
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Remote Controller Included
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App Support: Android / iOS
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API Interface: Fully open, secondary development enabled
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OTA (Over-the-Air) Firmware Updates: Supported
Additional Features:
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Foot Force Sensors (optional)
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Headlight (optional)
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Voice Command Recognition (optional)
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Follow Me Function (ISS)
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Real-time trajectory planning & gait switching
Use Cases:
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Robotics education
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AI research & SLAM applications
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Human–robot interaction
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Entertainment & performance
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Delivery robot base platform
